% 0期刊文章% Nwokoro, Brugha上场的%,Rossa %A Grigg, Jonathan %T Alveolar macrophages carbon load: a marker of exposure? %D 2013 %R 10.1183/09031936.00176812 %J European Respiratory Journal %P 763-763 %V 41 %N 3 %U //www.qdcxjkg.com/content/erj/41/3/763.full.pdf